Inventor · disambiguated record
Tianyi Chang
Also filed as: CHANG TIANYI
3 granted patents·3 pending applications·58 citations·filing 2003–2008
74Inventor score
Top patents by PatentIndex Score
6 records- 0182US7690733B2Method for tufting bristles and brush using the sameGOODY PROD INC·Filed 2008·Granted Apr 6, 2010·14 cites·22 claims
- 0275USD496265SPackageGOODY PROD INC·Filed 2003·Granted Sep 21, 2004·26 cites·1 claims
- 0368US7526829B2Self-cleaning comfort hair brush and roller and system for selecting a brush from a plurality of brushes according to hair typeGOODY PROD INC·Filed 2004·Granted May 5, 2009·18 cites·22 claims
- 0450US2008052858A1Self-Cleaning Comfort Hair Brush and Roller and System for Selecting a Brush from a Plurality of Brushes According to Hair TypeGOODY PROD INC·Filed 2007·Application pending·0 cites
- 0545US2005210614A1Scalp massaging and hair detangling hair brushCHANG TIANYI·Filed 2004·Application pending·0 cites
- 0645US2005015909A1Method for tufting bristles and brush using the sameFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →